malthene
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malthene — /mal theen/, n. Chem. petrolene. [MALTH(A) + ENE] * * * … Universalium
petrolene — /pe treuh leen /, n. any of the constituents of a bitumen, as asphalt, that are soluble in pentane, hexane, or naphthalene. Also called malthene. Cf. asphaltene. [1830 40; PETROL(EUM) + ENE] * * * … Universalium